Convert 'SharperNLP.MaxEntropy.Test.MaxEnt.Io.RealValueFileEventStreamTest.cs' from Java to C#

[pburrows]

The file \MaxEnt\Io\RealValueFileEventStreamTest.cs needs to be converted from Java to C#. The original source Java file is here:
\opennlp\opennlp-maxent\src\test\java\opennlp\maxent\io\realvaluefileeventstreamtest.java

You can view the Java file online underneath this path:
http://svn.apache.org/viewvc/incubator/opennlp/trunk/opennlp-maxent/src/test/java/opennlp/